AS81 — NCREN

AS81 announces 120 IPv4 prefixes covering 1,957,376 addresses and 59 IPv6 prefixes.

About this network

The North Carolina Research and Education Network (NCREN), a statewide research and education network built and operated by the nonprofit MCNC.

What it's used for

• Providing broadband connectivity to universities, K-12 schools, community colleges, libraries, and non-profit health care across North Carolina.

Notable

• A regional research-and-education network (NREN), not a commercial ISP. One of America's longest-running regional R&E networks. The low AS number reflects an allocation from the internet's earliest years.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 128.109.0.0/16
• 152.4.0.0/16
• 152.6.0.0/16
• 152.8.0.0/14
• 152.12.0.0/16
• 152.18.0.0/16
• 152.20.0.0/15
• 152.22.2.0/23
• 152.22.4.0/22
• 152.22.8.0/21
• 152.22.16.0/20
• 152.22.32.0/19
• 152.22.64.0/18
• 152.22.128.0/18
• 152.22.192.0/19
• 152.26.0.0/20
• 152.26.16.0/21
• 152.26.24.0/22
• 152.26.28.0/23
• 152.26.30.0/24
• 152.26.32.0/20
• 152.26.48.0/22
• 152.26.52.0/23
• 152.26.54.0/24
• 152.26.57.0/24
• 152.26.58.0/23
• 152.26.60.0/22
• 152.26.64.0/20
• 152.26.80.0/21
• 152.26.92.0/22
• 152.26.96.0/19
• 152.26.128.0/17
• 152.27.0.0/18
• 152.27.64.0/21
• 152.27.72.0/23
• 152.27.75.0/24
• 152.27.76.0/22
• 152.27.80.0/20
• 152.27.96.0/19
• 152.27.128.0/17
• 152.28.0.0/15
• 152.30.0.0/16
• 152.32.0.0/18
• 152.38.0.0/18
• 152.38.64.0/19
• 152.38.160.0/19
• 152.38.192.0/18
• 152.40.64.0/18
• 152.40.128.0/17
• 152.42.64.0/18
• 152.45.0.0/16
• 152.46.0.0/15
• 152.48.0.0/15
• 152.54.0.0/16
• 152.60.0.0/16
• 185.83.159.0/24
• 192.101.21.0/24
• 192.101.22.0/23
• 192.101.24.0/24
• 192.137.210.0/24
• 192.154.33.0/24
• 192.154.43.0/24
• 192.154.48.0/24
• 192.154.55.0/24
• 192.154.58.0/24
• 192.154.60.0/23
• 192.154.66.0/24
• 192.154.76.0/23
• 192.154.95.0/24
• 192.189.244.0/24
• 198.85.0.0/18
• 198.85.64.0/19
• 198.85.96.0/20
• 198.85.112.0/22
• 198.85.116.0/24
• 198.85.118.0/23
• 198.85.120.0/21
• 198.85.128.0/18
• 198.85.192.0/20
• 198.85.208.0/22
• 198.85.213.0/24
• 198.85.214.0/23
• 198.85.216.0/22
• 198.85.221.0/24
• 198.85.222.0/24
• 198.85.224.0/22
• 198.85.229.0/24
• 198.85.232.0/21
• 198.85.240.0/20
• 198.86.0.0/20
• 198.86.16.0/21
• 198.86.24.0/22
• 198.86.28.0/24
• 198.86.30.0/23
• 198.86.32.0/19
• 198.86.64.0/18
• 198.86.128.0/17
• 204.84.0.0/22
• 204.84.12.0/22
• 204.84.16.0/20

and 79 more.

Upstream networks

• AS3356 Level 3 Parent, LLC
• AS174 Cogent Communications, LLC
• AS11426 Charter Communications Inc
• AS11537 Internet2
• AS7018 AT&T Enterprises, LLC
• AS11164 Internet2
• AS6461 Zayo Bandwidth

Downstream networks

• AS46255 Charlotte-Mecklenburg Schools
• AS19413 Roanoke Connect
• AS36850 University of North Carolina at Chapel Hill
• AS6559 State of NC - State Telecommunications Services
• AS13371 Duke University
• AS11442 North Carolina State University
• AS396028 Vidant Health
• AS10952 East Carolina University
• AS398580 Queens University of Charlotte
• AS396391 Guilford College
• AS53785 University of North Carolina at Greensboro
• AS19161 Apogee Telecom Inc.
• AS396978 Orange Water and Sewer Authority
• AS19718 MCNC
• AS53384 University of North Carolina at Charlotte
• AS395465 Apogee Telecom Inc.
• AS399407 Salem Academy and College
• AS32417 Elon University
• AS40245 Wake Forest University
• AS46963 City of Winston-Salem
• AS394165 City of Greenville, NC
• AS394407 Central Carolina Community College
• AS399050 Rowan-Cabarrus Community College
• AS22862 Clinton City Schools
• AS399708 North Carolina Wesleyan College

Adjacent networks

• AS3356 Level 3 Parent, LLC
• AS174 Cogent Communications, LLC
• AS46255 Charlotte-Mecklenburg Schools
• AS11426 Charter Communications Inc
• AS11537 Internet2
• AS19413 Roanoke Connect
• AS7018 AT&T Enterprises, LLC
• AS36850 University of North Carolina at Chapel Hill
• AS6559 State of NC - State Telecommunications Services
• AS11164 Internet2
• AS13371 Duke University
• AS11442 North Carolina State University
• AS396028 Vidant Health
• AS10952 East Carolina University
• AS398580 Queens University of Charlotte
• AS19718 MCNC
• AS396391 Guilford College
• AS53785 University of North Carolina at Greensboro
• AS19161 Apogee Telecom Inc.
• AS6461 Zayo Bandwidth
• AS396978 Orange Water and Sewer Authority
• AS53384 University of North Carolina at Charlotte
• AS395465 Apogee Telecom Inc.
• AS394407 Central Carolina Community College
• AS399407 Salem Academy and College